College bound: A national college researcher reported that 68% of students who graduated from high school in 2012 enrolled in college. Thirty two high school graduates are sampled. Round the answers to four decimal places. Part 1 of 4 (a) What is the probability that exactly 20 of them enroll in college? The probability that exactly 20 of them enroll in college is 0.1163 Part 2 of 4 (b) What is the probability that more than 13 enroll in college? The probability that more than 13 enroll in college is 0.9987 Part: 2 / 4 Part 3 of 4 (c) What is the probability that fewer than 14 enroll in college? The probability that fewer than 14 enroll in college is X

Q: Suppose that 34% of people own dogs. If you pick two people at random, what is the probability that…

A: No.of people select at random = 2 The probability of one person own dogs is, P(one person own dogs)…

Q: Coronary bypass surgery: A healthcare research agency reported that 61% of people who had coronary…

A: (a) Let X be the number of patients are over the age of 65 which follows binomial distribution with…

Q: 58% of people rent their homes. If you take a random sample of 50 people, what is the probability…

A: We have given that Sample size n =50 Population proportion p=58%=0.58

Q: This problem involves students who have taken Calculus in high school. Assume that 15 percent of…

A: Probability quantifies the chances of happening an event. The probability values always lie in the…

Q: The accompanying table shows the numbers of male and female students in a particular country who…

A: The question is about conditional probabilityGiven :To find :a ) Prob. that a rand. selected student…

Q: It is said that the probability that a genuine item will be evaluated as an imitation is 0.05, and…

A:

Q: thirty four percent of us adults have very little confidence in newspapers. You randomly select 8 US…

A: Binomial distribution:The binomial distribution gives the probability of number of successes out of…

Q: In a large population, 59% of the people have been vaccinated. If 5 people are randomly selected,…

A:

Q: In a recent survey, 65% of the community favored building a health center in their neighborhood. If…

A: Given  p=65%, n=14, x=8

Q: Marketers find that 87% of US teenagers use the Internet. Consider a random sample over 282 US…

A:

Q: There are 10 questions on a multiple-choice quiz. Each question has four possible answers. Suppose…

A: The number of multiple-choice questions is 10. The number of possible outcomes is 4.

Q: A basketball player with a history of making 80% of the foul shots taken during games. What is…

A: Given that n =7 , p= 0.80 Find P ( X =5 ) =?

Q: Eight percent of Americans have a master’s degree. If five Americans are selected at random, what is…

A: Let X represent random variable   n=5 p=0.08   X~ binomial (5, 0.08)

Q: 42% of US adults have very little confidence in newspapers. You randomly select 10 US adults. Find…

A: Given that, 42% of US adults have very little confidence in newspapers. Sample size, n = 10

Q: Android Users Iphone Users Total   Ages 18 – 30 405 653 1058   Ages 31 – 40 687 538 1225…

A: Given the sample of age groups compared to android and iPhone users To find:  The probability of…

Q: 36% of U.S. adults say they are more likely to purchase during a sales tax holiday. You randomly…

A: I will use excel formula "=BINOM.DIST(x, n, p, FALSE)" to find the probability. x n p Excel…

Q: Studies show that seven percent of adults live to age of 110. You randomly select five adults. Find…

A: Obtain the probability that at least two of them will live until age of 110. The probability that at…

Q: What is the probability that the sample proportion exceeds 0.12?

A: Given According to a 2009 Reader's Digest article. First, we need to find the standard deviation for…

Q: The probability that fewer than 13 enroll in college is 1 Part: 3/4 Part 4 of 4 X (d) Using a cutoff…

A: Here the given information is College bound: A national college researcher reported that 68% of…

Q: Suppose that 24% of people own dogs. If you pick two people at random, what is the probability that…

A: Given 24% of people own dogs

Q: Researchers suggest that 9.5% of females in Scotland have red hair. Approximately 10% of Scottish…

A: Conditional probability formula : P(A | B) = P(A n B) /P(B)

Q: Seventeen percent of married couples say they are planning a trip to Europe. You randomly select 15…

A: Suppose a random variable x, defines the number of married couples, who are planning a trip to…

Q: Coronary bypass surgery: A healthcare agency reported that 48% of people who had coronary bypass…

A: Total number of patients n=14Probability p=0.48q=0.52

Q: If the probability that a randomly chosen college student takes statistics is 0.34, then what is the…

A: The probability that a randomly chosen college student takes statistics is 0.34. The probability…

Q: a recent​ year, 304 of the approximately​ 300,000,000 people in the United States were struck by…

A:

Q: According to a 2009 Reader's Digest article, people throw away approximately 10% of what they buy at…

A: Given Information: According to a 2009 Reader's Digest article, people throw away approximately 10%…

Q: College bound: A national college researcher reported that 68% of students who graduated from high…

A: Given that sample size =31 Probability of success=0.68 Let X denotes the number of students…

Q: Part 3 of 6 A new sample of 79 adults is drawn. Find the probability that more than 38% of the…

A: The proportion of U.S. adults with high blood pressure is 0.4, and a sample of 39 U.S. adults are…

Q: Gender Employed Unemployed       Men 70,415 4,209 Women 61,402 3,314 total 131,817 7,523…

A: Given the data asGenderEmployedUnemployedMen70,4154,209Women61,4023,314Total131,8177,523